Home / 837,751.68-1,156,063.62-455,780.04

Finding the Fourth Proportional to 837,751.68, 1,156,063.62 and 455,780.04

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Solution

The fourth proportional to 837,751.68, 1,156,063.62 and 455,780.04 is: 628,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,751.68 : 1,156,063.62 = 455,780.04 : x
  2. Step 2: Convert to fraction form
    837,751.68/1,156,063.62 = 455,780.04/x
  3. Step 3: Cross multiply
    837,751.68x = 1,156,063.62 × 455,780.04
  4. Step 4: Simplify right side
    837,751.68x = 526,910,722,966.15
  5. Step 5: Solve for x
    x = 526,910,722,966.15/837,751.68
  6. Step 6: Final answer
    x = 628,958.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.